What is the sum of X+XX+XXX+XXXX?

Last Updated: 02.07.2025 03:48

What is the sum of X+XX+XXX+XXXX?

Given the use of upper case, I personally would initially assume Roman numerals*, so the answer would be C (100 in present-day decimal notation)

11010X

*Note that the abbreviation XL (for XXXX) appeared quite late in the Roman period, and never found universal favour

China says its exports to the US fell 35% in May, as trade talks are due to start in London - AP News

and for binary would be

It’s a matter of interpretation.

as would be assuming that these are representations of conventional numbers, in which case the answer for number bases of five or more would be

What types of cushioning does Nike use in their running shoes?

However, X +X^2 +X^3 + X^4 is a valid algebraic answer,

1234X

What is the sum of X+XX+XXX+XXXX?

Kirk Cousins spoke to the media — Here are 5 things we learned - Atlanta Falcons